typedef struct RECORD
{
    char accord[4];
    int cases[6];
    char doigts[25];
    struct RECORD *next;
}R;

void Piano(int *AccordSelected,int notation,int affichage, char** notes_latin, char** notes_ang);
void Guitare(int *AccordSelected,int notation,int affichage, char** notes_latin, char** notes_ang);
void SelectionAccord(int *AccordSelected, int Notation);
void notes(int*, char**, char**, int,int);
int verifaffichage(int affichage);
int verifnotation(int notation);
void calcul_guitare(int nb_tab,char *accord,int *cases, char *doights,int **guitare);
R* chaine(R*);
